public class Sjxfor
{
	public static void main(String [] args)
	{
		int i,j;
		for(i=1;i<=7;i++)
		{
			for(j=1;j<=7-i;j++)
			System.out.print(" ");
			for(j=1;j<=2*i-1;j++)
				System.out.print("*");
			System.out.print("\n");
		   
		}
	}
}